tee === > 类似传统的`tee`命令。 ``` USAGE: tee [-a] [-h] [file] SUMMARY: tee command for pipes. EXAMPLES: sysprop | tee /path/to/logfile | grep java sysprop | tee -a /path/to/logfile | grep java WIKI: https://alibaba.github.io/arthas/tee OPTIONS: -a, --append Append to file -h, --help this help File path ```